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Finding the Fourth Proportional to 484,024.80, 724,654.80 and 470,200.80

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Solution

The fourth proportional to 484,024.80, 724,654.80 and 470,200.80 is: 703,958.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    484,024.80 : 724,654.80 = 470,200.80 : x
  2. Step 2: Convert to fraction form
    484,024.80/724,654.80 = 470,200.80/x
  3. Step 3: Cross multiply
    484,024.80x = 724,654.80 × 470,200.80
  4. Step 4: Simplify right side
    484,024.80x = 340,733,266,683.84
  5. Step 5: Solve for x
    x = 340,733,266,683.84/484,024.80
  6. Step 6: Final answer
    x = 703,958.28

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.